DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
MUNICIPALITY OF SAN JOSE, ROMBLON Award a ₱230.1K contract to DNM BUILDERS AND DEVELOPMENT CORPORATIONMunicipalities
Transaction hash:
e4e1f94f0142283e4ba3ea2cdec25ccd221e0f74f666cad70cc94e0b611daaf2
Status:
Included and unchanged
Block:
#5,271 742 blocks after it
Position in block:
Transaction 267 of 293
Award day:
Sep 12, 2023 (3 yrs 2 mo ago)
Value:
₱230,098.18
Project:
Construction of SJAHS Senior High School Building
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #5,271 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)MUNICIPALITY OF SAN JOSE, ROMBLON awarded it to DNM BUILDERS AND DEVELOPMENT CORPORATION on 2023-09-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of San Jose gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored e4e1f94f01…1daaf2now …
- 2. Block Merkle root changedstored 90cabb3d0a…448589now …
- 3. Block #5271 hash changedstored d022729dea…5fad49now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 292 records. Each step hashes the current value together with the sibling shown.
- leaf e4e1f94f0142283e4ba3ea2cdec25ccd221e0f74f666cad70cc94e0b611daaf2
- 01 L e25d5162eae50563378cd2e7e008dfdbf4c0d29872cbbb9fd6f6206cd45f3ef3
- 02 L 919d60da2d39091a56a3ced94aa54df7e6287d4e48e82f43bf70248c102581d4
- 03 R c28d71c346d4ac1cc7b9f7f60a527858f914ad26632db61227bca29f5a223ef3
- 04 L 88c13200b261f63fcf396dac11ffda5a235fe5eb8024746a6c0c256a4e88d092
- 05 R 4e42571e1a506e2c20811263a5631910317f9b59fe1b7641a48c79022c0b7cea
- 06 R 6498e3811dc92b856d83d62fed777888253b00499411cab00928b592ee653dd4
- 07 R 4b7cdc69289770cb2063c1b30deb63350313bb941f87577b6c4d8d65f066738b
- 08 R 3c5890eebd00f2671853fd72005de29fc0813046aa07c3306614d08acaa48078
- 09 L ac9e4f4e30e6bb37a66a5d99a742d93e2a569b04971f89412e9be5cffaa1e9ff
- root 90cabb3d0a3e73da6b6e340a8ade6f52a8279679786cff0a92dcb34aa1448589